Remove a bunch of pre-MD toolbar code and assets.

chrome/browser/ui/cocoa/image_button_cell_unittest.mm

Index: chrome/browser/ui/cocoa/image_button_cell_unittest.mm
diff --git a/chrome/browser/ui/cocoa/image_button_cell_unittest.mm b/chrome/browser/ui/cocoa/image_button_cell_unittest.mm
index db3e02e7e239561c3ed5312fd11e17eb2e3219e2..8116b68f4acc708bcb927042faf39114ff3dd0ad 100644
--- a/chrome/browser/ui/cocoa/image_button_cell_unittest.mm
+++ b/chrome/browser/ui/cocoa/image_button_cell_unittest.mm
@@ -79,12 +79,12 @@ TEST_F(ImageButtonCellTest, DisplayWithDisabled) {
 }
 
 TEST_F(ImageButtonCellTest, NewImageCausesDisplay) {
-  [[view_ cell] setImageID:IDR_STOP
+  [[view_ cell] setImageID:IDR_FORWARD
             forButtonState:image_button_cell::kDefaultState];
   [view_ display];
   EXPECT_FALSE([view_ needsDisplay]);
 
-  [[view_ cell] setImageID:IDR_RELOAD
+  [[view_ cell] setImageID:IDR_FORWARD_D
             forButtonState:image_button_cell::kDefaultState];
   EXPECT_TRUE([view_ needsDisplay]);
 }